* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-0: #06060c;
  --bg-1: #0c0c18;
  --bg-2: #111128;
  --bg-3: #1a1a36;
  --border-1: #1c1c38;
  --border-2: #2a2a50;
  --text-1: #c8c8e0;
  --text-2: #8888bb;
  --text-3: #555575;
  --text-4: #333355;
  --accent-blue: #6688ff;
  --accent-purple: #cc44ff;
  --accent-cyan: #44ccff;
  --accent-green: #3fa66e;
  --accent-yellow: #f6e05e;
  --accent-red: #ff3355;
  --accent-orange: #ed8936;
  --col-intro: #4fd1c5;
  --col-verse: #63b3ed;
  --col-prechorus: #68d391;
  --col-chorus: #fc8181;
  --col-bridge: #f6e05e;
  --col-outro: #b794f4;
  --grad-main: linear-gradient(90deg, #6688ff, #cc44ff, #44ccff);
  --grad-action: linear-gradient(135deg, #2233bb, #6622bb);
  --grad-action-hover: linear-gradient(135deg, #3344cc, #7733cc);
}

html, body {
  height: 100%;
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg-0);
  color: var(--text-1);
  overflow: hidden;
  font-size: 13px;
  line-height: 1.5;
}

#app { height: 100vh; display: flex; flex-direction: column; }

input, textarea, select, button { outline: none; font-family: inherit; }

::-webkit-scrollbar { width: 6px; height: 6px; background: var(--bg-1); }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-2); }

/* Typography */
.mono { font-family: 'JetBrains Mono', 'Courier New', monospace; }
.logo {
  font-family: 'Bebas Neue', Impact, sans-serif;
  background: var(--grad-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 0.3em;
}
.label-tiny { font-size: 9px; letter-spacing: 0.18em; color: var(--text-3); text-transform: uppercase; font-weight: 600; }
.label-small { font-size: 10px; letter-spacing: 0.12em; color: var(--text-3); text-transform: uppercase; }

/* Buttons */
.btn {
  background: transparent;
  border: 1px solid var(--border-2);
  border-radius: 4px;
  padding: 6px 12px;
  color: var(--text-2);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s ease;
  letter-spacing: 0.06em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn:hover:not(:disabled) { color: var(--text-1); border-color: var(--accent-blue); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-primary {
  background: var(--grad-action);
  border-color: transparent;
  color: #fff;
  font-weight: 500;
}
.btn-primary:hover:not(:disabled) { background: var(--grad-action-hover); }
.btn-icon { padding: 6px 8px; }
.btn-small { padding: 3px 8px; font-size: 10px; }
.btn-large { padding: 12px 24px; font-size: 13px; letter-spacing: 0.12em; }
.btn-danger { color: #a44; border-color: #3a1a1a; }
.btn-danger:hover { color: var(--accent-red); border-color: var(--accent-red); }

/* Inputs */
.input, .textarea, .select {
  background: var(--bg-1);
  border: 1px solid var(--border-1);
  border-radius: 4px;
  padding: 8px 11px;
  color: var(--text-1);
  font-size: 12px;
  width: 100%;
  font-family: inherit;
  transition: border-color 0.15s;
}
.input:focus, .textarea:focus, .select:focus { border-color: var(--accent-blue); }
.textarea { resize: vertical; line-height: 1.6; }

/* Cards */
.card {
  background: var(--bg-1);
  border: 1px solid var(--border-1);
  border-radius: 8px;
  padding: 14px;
}
.card-header {
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--text-3);
  text-transform: uppercase;
  margin-bottom: 10px;
  font-weight: 600;
}

/* Header bar */
.header {
  background: var(--bg-1);
  border-bottom: 1px solid var(--border-1);
  padding: 8px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.header .logo-main { font-size: 24px; }
.header-info { flex: 1; font-size: 11px; color: var(--text-3); display: flex; align-items: center; gap: 12px; }
.header-info-bpm { color: var(--accent-yellow); font-family: 'JetBrains Mono', monospace; }

/* Drop zones */
.drop {
  background: var(--bg-1);
  border: 2px dashed var(--border-2);
  border-radius: 12px;
  padding: 36px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}
.drop:hover { border-color: var(--accent-blue); background: var(--bg-2); }
.drop.active { border-color: var(--accent-green); }
.drop-icon { font-size: 36px; margin-bottom: 10px; opacity: 0.7; }
.drop-label { font-size: 12px; letter-spacing: 0.15em; color: var(--text-2); text-transform: uppercase; }
.drop-sub { font-size: 10px; color: var(--text-3); margin-top: 4px; }

/* Landing page */
.landing {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  overflow-y: auto;
}
.landing-inner {
  width: 100%;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.landing-title { text-align: center; margin-bottom: 8px; }
.landing-title .logo-main { font-size: 64px; }
.landing-title .tagline { font-size: 10px; letter-spacing: 0.3em; color: var(--text-3); margin-top: 2px; text-transform: uppercase; }
.landing-steps { display: flex; gap: 12px; margin-bottom: 4px; }
.landing-step { flex: 1; background: var(--bg-1); border: 1px solid var(--border-1); border-radius: 8px; padding: 12px 10px; text-align: center; }
.landing-step-n { font-size: 18px; color: var(--text-4); font-weight: 700; margin-bottom: 4px; }
.landing-step-t { font-size: 10px; color: var(--text-2); font-weight: 600; }

/* Editor layout */
.editor { display: flex; flex: 1; overflow: hidden; }
.panel-left {
  width: 340px;
  background: var(--bg-1);
  border-right: 1px solid var(--border-1);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
}
.panel-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-1);
}
.panel-tab {
  flex: 1;
  padding: 10px 8px;
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--text-3);
  background: transparent;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  font-weight: 600;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}
.panel-tab:hover { color: var(--text-1); }
.panel-tab.active { color: var(--accent-blue); border-bottom-color: var(--accent-blue); background: var(--bg-2); }
.panel-content {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
}
.panel-section { margin-bottom: 16px; }
.panel-section-title {
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--text-3);
  text-transform: uppercase;
  margin-bottom: 8px;
  font-weight: 600;
}

/* Preview area */
.preview-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-0);
  overflow: hidden;
}
.preview-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  min-height: 0;
}
.preview-box {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border-1);
  box-shadow: 0 0 60px rgba(80, 80, 200, 0.08);
  max-width: 100%;
  max-height: 100%;
}
.preview-box canvas { display: block; max-width: 100%; max-height: calc(100vh - 320px); }
.controls-bar {
  background: var(--bg-1);
  border-top: 1px solid var(--border-1);
  padding: 10px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* Timeline */
.timeline-area {
  background: var(--bg-1);
  border-top: 1px solid var(--border-1);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}
.timeline-tracks {
  position: relative;
  height: 130px;
}
.timeline-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
#tl-wave { pointer-events: none; }
#tl-overlay { cursor: crosshair; }

/* Section list */
.section-item {
  background: var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: 6px;
  padding: 10px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: all 0.15s;
}
.section-item:hover { border-color: var(--border-2); }
.section-item.active { background: var(--bg-3); }
.section-row { display: flex; align-items: center; gap: 8px; }
.section-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.section-name { font-size: 12px; font-weight: 600; flex: 1; }
.section-time { font-size: 10px; color: var(--text-3); font-family: 'JetBrains Mono', monospace; }
.section-text { font-size: 11px; color: var(--text-2); margin-top: 6px; line-height: 1.5; }

/* Scene chips */
.scene-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: 3px;
  padding: 4px 8px;
  font-size: 10px;
  color: var(--text-2);
  margin: 2px 3px 2px 0;
}
.scene-chip.has-clip { border-color: var(--accent-blue); color: var(--text-1); }
.scene-chip.needs-person { border-left: 2px solid var(--accent-purple); }

/* Modal / overlay */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 6, 12, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(4px);
}
.modal {
  background: var(--bg-1);
  border: 1px solid var(--border-2);
  border-radius: 12px;
  padding: 28px;
  width: 90%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
}

/* Spinner */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.2; } }
.spin { display: inline-block; animation: spin 1s linear infinite; }
.pulse { animation: pulse 1.4s ease-in-out infinite; }

/* Progress */
.progress {
  height: 6px;
  background: var(--bg-3);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 6px;
}
.progress-bar {
  height: 100%;
  background: var(--grad-main);
  transition: width 0.4s ease;
  border-radius: 3px;
}

/* Scene grid (search results) */
.results-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-top: 8px; }
.result-thumb {
  position: relative;
  cursor: pointer;
  border-radius: 4px;
  overflow: hidden;
  border: 2px solid var(--border-1);
  transition: all 0.15s;
  aspect-ratio: 16 / 9;
}
.result-thumb:hover { transform: scale(1.04); border-color: var(--accent-blue); }
.result-thumb.selected { border-color: var(--accent-blue); box-shadow: 0 0 0 1px var(--accent-blue); }
.result-thumb img, .result-thumb video { width: 100%; height: 100%; object-fit: cover; }
.result-thumb-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  background: var(--accent-blue);
  color: #fff;
  border-radius: 3px;
  padding: 2px 6px;
  font-size: 8px;
  font-weight: 600;
}

/* Section type colors */
.col-intro { color: var(--col-intro); }
.col-verse { color: var(--col-verse); }
.col-prechorus { color: var(--col-prechorus); }
.col-chorus { color: var(--col-chorus); }
.col-bridge { color: var(--col-bridge); }
.col-outro { color: var(--col-outro); }
.bg-intro { background: var(--col-intro); }
.bg-verse { background: var(--col-verse); }
.bg-prechorus { background: var(--col-prechorus); }
.bg-chorus { background: var(--col-chorus); }
.bg-bridge { background: var(--col-bridge); }
.bg-outro { background: var(--col-outro); }

/* Helper */
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.flex-1 { flex: 1; }
.text-center { text-align: center; }
.text-sm { font-size: 11px; }
.text-xs { font-size: 10px; }
.opacity-50 { opacity: 0.5; }
.opacity-70 { opacity: 0.7; }
.hidden { display: none !important; }

/* DJ Timeline Toolbar */
.timeline-toolbar {
  background: var(--bg-1);
  border-top: 1px solid var(--border-1);
  border-bottom: 1px solid var(--border-1);
  padding: 6px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
}
.tl-zoom-group {
  display: inline-flex;
  border: 1px solid var(--border-2);
  border-radius: 4px;
  overflow: hidden;
}
.tl-zoom-btn {
  background: var(--bg-2);
  border: none;
  color: var(--text-3);
  padding: 4px 10px;
  font-size: 10px;
  letter-spacing: 0.1em;
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  transition: all 0.15s;
  border-right: 1px solid var(--border-1);
}
.tl-zoom-btn:last-child { border-right: none; }
.tl-zoom-btn:hover { color: var(--text-1); background: var(--bg-3); }
.tl-zoom-btn.active { background: var(--accent-blue); color: #fff; }
#btn-snap.active { background: var(--accent-green); color: #fff; border-color: var(--accent-green); }

.timeline-minimap-wrap {
  background: var(--bg-1);
  border-bottom: 1px solid var(--border-1);
  height: 36px;
}
.timeline-minimap {
  width: 100%;
  height: 100%;
  cursor: pointer;
  display: block;
}

/* FX-Tab specific tweaks */
.fx-preset-select:focus, .fx-trans-select:focus, .fx-scene-override:focus {
  outline: 1px solid var(--accent-blue);
}
#preview-canvas {
  transition: filter 0.25s ease;
}

/* FX-Tab specific tweaks */
.fx-preset-select:focus, .fx-trans-select:focus, .fx-scene-override:focus {
  outline: 1px solid var(--accent-blue);
}
#preview-canvas {
  transition: filter 0.25s ease;
}

/* Bild-Lightbox-Trigger im Scene-Item */
.scene-thumb-trigger:hover {
  background: rgba(72, 187, 120, 0.22) !important;
  border-color: rgba(72, 187, 120, 0.6) !important;
  transform: scale(1.05);
}
.scene-thumb-trigger {
  transition: all 0.15s;
}

/* Lightbox-Navigation Hover */
#lb-prev:hover, #lb-next:hover {
  background: rgba(255,255,255,0.2) !important;
  border-color: var(--accent-blue) !important;
}

/* STUDIO Mode */
.studio-page {
  min-height: 100vh;
  background: var(--bg-0);
  display: flex;
  flex-direction: column;
}
.studio-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  background: var(--bg-1);
  border-bottom: 1px solid var(--border-1);
}
.studio-tabs {
  display: flex;
  gap: 4px;
}
.studio-tab {
  background: transparent;
  border: 1px solid var(--border-2);
  color: var(--text-3);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s;
}
.studio-tab:hover {
  color: var(--text-1);
  background: var(--bg-2);
}
.studio-tab.active {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}
.studio-main {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 24px;
  padding: 24px;
  flex: 1;
  overflow: hidden;
}
.studio-gen-panel {
  background: var(--bg-1);
  border: 1px solid var(--border-1);
  border-radius: 10px;
  padding: 20px;
  height: fit-content;
  position: sticky;
  top: 24px;
}
.studio-gallery-panel {
  background: var(--bg-1);
  border: 1px solid var(--border-1);
  border-radius: 10px;
  padding: 20px;
  min-height: 400px;
}
.studio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}
.studio-gallery-item {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border-2);
  transition: all 0.2s;
}
.studio-gallery-item:hover {
  border-color: var(--accent-blue);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.studio-gallery-overlay {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  opacity: 0;
  transition: opacity 0.2s;
}
.studio-gallery-item:hover .studio-gallery-overlay {
  opacity: 1;
}
@media (max-width: 900px) {
  .studio-main { grid-template-columns: 1fr; }
  .studio-gen-panel { position: static; }
}

/* Toggle Switch (für Explicit Mode etc.) */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 42px;
  height: 22px;
}
.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: var(--bg-3);
  border-radius: 22px;
  transition: 0.25s;
  border: 1px solid var(--border-2);
}
.toggle-slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 2px;
  bottom: 2px;
  background-color: var(--text-3);
  border-radius: 50%;
  transition: 0.25s;
}
.toggle-switch input:checked + .toggle-slider {
  background-color: rgba(244, 67, 54, 0.6);
  border-color: var(--accent-red);
}
.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(20px);
  background-color: #fff;
}

/* Project-List */
.project-row {
  display: flex;
  align-items: center;
  padding: 10px 12px;
  background: var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: 6px;
  transition: all 0.15s;
}
.project-row:hover {
  background: var(--bg-3);
  border-color: var(--accent-blue);
}

.btn-tiny {
  padding: 2px 6px !important;
  font-size: 10px !important;
  line-height: 1.2;
}

/* Workflow-Banner */
.workflow-banner {
  animation: bannerPulse 2s ease-in-out infinite alternate;
}
@keyframes bannerPulse {
  from { box-shadow: 0 0 0 0 rgba(99, 179, 237, 0.3); }
  to { box-shadow: 0 0 16px 2px rgba(99, 179, 237, 0.15); }
}